Extreme climate after massive eruption of Alaska's Okmok volcano in 43 BCE and effects on the late Roman Republic and Ptolemaic Kingdom.

Institutions Share
School of Histories and Humanities, TCD, Ireland 0.10
School of Earth and Environmental Sciences, University of St Andrews, United Kingdom (UK) 0.10
Polar Terrestrial Environmental Systems, AWI, Germany 0.10
Alfred Wegener Institute - Helmholtz Centre for Polar and Marine Research (AWI), Germany 0.10
Division of Hydrologic Sciences, NSHE, United States of America (USA) 0.08
Division of Climate and Environmental Physics (CEP), UniBE, Switzerland 0.07
Oeschger Centre for Climate Change Research, UniBE, Switzerland 0.07
School of Natural and Built Environment, QUB, United Kingdom (UK) 0.07
Geoscience Centre (GZG), University of Göttingen, Germany 0.05
Alaska Division of Geological and Geophysical Surveys (DGGS), DNR, United States of America (USA) 0.05
Department of Geosciences, UAF, United States of America (USA) 0.05
Section for Physics of Ice, Climate and Earth (PICE), NBI UCPH, Denmark 0.05
University of Cambridge, United Kingdom (UK) 0.03
Oxford School of Archaeology, United Kingdom (UK) 0.03
Oxford Faculty of Classics, United Kingdom (UK) 0.03
Yale School of the Environment, United States of America (USA) 0.02
Yale Department of History, United States of America (USA) 0.02
Yale Department of Classics, United States of America (USA) 0.02